National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Storm Moving through the South; Pacific Storm to Impact the West this Weekend

A storm is expected to develop over the southern High Plains today and track to the Mid-Atlantic through Friday with showers and thunderstorms. On the northern edge, snow, ice, and/or a wintry mix is possible over the central Plains. A significant storm is expected to arrive late Friday through the weekend with rain, heavy mountain snow, and gusty winds for much of the West. Read More >

Hazardous Weather Conditions

Current conditions at

San Marcos, San Marcos Municipal Airport (KHYI)

Lat: 29.89°NLon: 97.86°WElev: 597ft.

A Few Clouds

81°F

27°C

Humidity 62%
Wind Speed S 18 mph
Barometer 30.12 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 7 Dec 3:56 pm CST
Extended Forecast for

4 Miles SW San Marcos TX

  • Tonight

    Tonight: Increasing clouds, with a low around 68. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Increasing
    Clouds

    Low: 68 °F

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 79. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Decreasing
    Clouds

    High: 79 °F

  • Thursday
    Night

    Thursday Night: Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 63. South wind around 5 mph.

    Partly Cloudy
    then Patchy
    Fog

    Low: 63 °F

  • Friday

    Friday: Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 77. South southeast wind 5 to 10 mph.

    Patchy Fog
    then Partly
    Sunny

    High: 77 °F

  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 65. South wind 5 to 10 mph.

    Mostly Cloudy

    Low: 65 °F

  • Saturday

    Saturday: A 20 percent chance of showers. Mostly cloudy, with a high near 77. South wind 5 to 10 mph becoming east southeast in the afternoon.

    Slight Chance
    Showers

    High: 77 °F

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 60. North northeast wind around 5 mph.

    Chance
    Showers

    Low: 60 °F

  • Sunday

    Sunday: Partly sunny, with a high near 73. North northeast wind 5 to 10 mph becoming east in the afternoon.

    Partly Sunny

    High: 73 °F

  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 61. South southeast wind around 5 mph.

    Mostly Cloudy

    Low: 61 °F

Detailed Forecast

Tonight
Increasing clouds, with a low around 68. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 79. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 63. South wind around 5 mph.
Friday
Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 77. South southeast wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 65. South wind 5 to 10 mph.
Saturday
A 20 percent chance of showers. Mostly cloudy, with a high near 77. South wind 5 to 10 mph becoming east southeast in the afternoon.
Saturday Night
A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 60. North northeast wind around 5 mph.
Sunday
Partly sunny, with a high near 73. North northeast wind 5 to 10 mph becoming east in the afternoon.
Sunday Night
Mostly cloudy, with a low around 61. South southeast wind around 5 mph.
Monday
Mostly cloudy, with a high near 76.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 62.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 73.
Tuesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 62.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
4 Miles SW San Marcos TX
 29.86°N 97.99°W (Elev. 748 ft)
Last Update:
2:10 pm CST Dec 7, 2022
Forecast Valid:
4pm CST Dec 7, 2022-6pm CST Dec 14, 2022
 
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